[MacPorts] #43489: Update port audio/pianod to r158

[MacPorts]

#43489: Update port audio/pianod to r158
------------------------+---------------------------------
  Reporter:  perette@…  |      Owner:  macports-tickets@…
      Type:  update     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:  haspatch maintainer
      Port:  pianod     |
------------------------+---------------------------------
Changes (by mf2k@…):

 * keywords:   => haspatch maintainer
 * version:  2.2.1 =>


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Ticket URL: <https://trac.macports.org/ticket/43489#comment:1>
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